Kent is 5 years younger than Robert. The sum of their ages is 39. What are their ages?

Ihave trouble finding the nth term of a linear sequence

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )